def _create_target_volume(self,volume_dict_for_image_id):
""" create the target volume and return the mapping of source_volume and target_volume"""
LOG.info('begin create target volume')
source_target_vol_mapping={}
if volume_dict_for_image_id:
for volume_id in volume_dict_for_image_id.keys():
image_id_of_volume = volume_dict_for_image_id.get(volume_id)
image = self.image_api.get(self.context,image_id_of_volume)
query_image_status_count=1800
LOG.info('query the image %s status of the voluem %s' %(image_id_of_volume,volume_id))
while image['status'] != 'active':
time.sleep(2)
image = self.image_api.get(self.context,image_id_of_volume)
if image['status'] == 'error':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_cascaded_image_status_count = query_image_status_count-1
if query_cascaded_image_status_count == 0 and image['status'] != 'active':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
LOG.info('create target volume using the image %s' %image_id_of_volume)
volume = self.volume_api.get(self.context, volume_id)
size= volume.get('size')
volume_type = self._convert_volume_type(self.context,self.availability_zone)
volume_name = volume.get('display_name')
metadata ={'readonly':'False','attached_mode':'rw'}
target_volume = self.volume_api.create(self.context,size,volume_name,None,image_id=image['id'],volume_type=volume_type,
metadata=metadata,availability_zone=self.availability_zone)
source_target_vol_mapping[volume_id]=target_volume
return source_target_vol_mapping
def _check_volume_status(self,source_target_vol_mapping):
if source_target_vol_mapping:
for target_volume in source_target_vol_mapping.values():
query_volume_status_count=1800
volume_id = target_volume['id']
volume = self.volume_api.get(self.context, volume_id)
while volume.get('status') != 'available':
time.sleep(2)
volume = self.volume_api.get(self.context, volume_id)
if volume.get('status') == 'error':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_volume_status_count = query_volume_status_count-1
if query_volume_status_count==0 and volume.get('status') != 'available':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
def _format_volume(self, context, volume):
instance_ec2_id = None
instance_data = None
if volume.get('instance', None):
instance_id = volume['instance']['id']
instance_ec2_id = ec2utils.id_to_ec2_id(instance_id)
instance_data = '%s[%s]' % (instance_ec2_id,
volume['instance']['host'])
v = {}
v['volumeId'] = ec2utils.id_to_ec2_id(volume['id'], 'vol-%08x')
v['status'] = volume['status']
v['size'] = volume['size']
v['availabilityZone'] = volume['availability_zone']
v['createTime'] = volume['created_at']
if context.is_admin:
v['status'] = '%s (%s, %s, %s, %s)' % (
volume['status'], volume['project_id'], volume['host'],
instance_data, volume['mountpoint'])
if volume['attach_status'] == 'attached':
v['attachmentSet'] = [{
'attachTime': volume['attach_time'],
'deleteOnTermination': False,
'device': volume['mountpoint'],
'instanceId': instance_ec2_id,
'status': 'attached',
'volumeId': v['volumeId']
}]
else:
v['attachmentSet'] = [{}]
v['display_name'] = volume['display_name']
v['display_description'] = volume['display_description']
return v
def _check_volume_status(self,source_target_vol_mapping):
if source_target_vol_mapping:
for target_volume in source_target_vol_mapping.values():
query_volume_status_count=1800
volume_id = target_volume['id']
volume = self.volume_api.get(self.context, volume_id)
while volume.get('status') != 'available':
time.sleep(2)
volume = self.volume_api.get(self.context, volume_id)
if volume.get('status') == 'error':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_volume_status_count = query_volume_status_count-1
if query_volume_status_count==0 and volume.get('status') != 'available':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
def _format_volume(self, context, volume):
instance_ec2_id = None
instance_data = None
if volume.get('instance', None):
instance_id = volume['instance']['id']
instance_ec2_id = id_to_ec2_id(instance_id)
instance_data = '%s[%s]' % (instance_ec2_id,
volume['instance']['host'])
v = {}
v['volumeId'] = id_to_ec2_id(volume['id'], 'vol-%08x')
v['status'] = volume['status']
v['size'] = volume['size']
v['availabilityZone'] = volume['availability_zone']
v['createTime'] = volume['created_at']
if context.is_admin:
v['status'] = '%s (%s, %s, %s, %s)' % (
volume['status'],
volume['user_id'],
volume['host'],
instance_data,
volume['mountpoint'])
if volume['attach_status'] == 'attached':
v['attachmentSet'] = [{'attachTime': volume['attach_time'],
'deleteOnTermination': False,
'device': volume['mountpoint'],
'instanceId': instance_ec2_id,
'status': 'attached',
'volumeId': id_to_ec2_id(volume['id'],
'vol-%08x')}]
else:
v['attachmentSet'] = [{}]
v['display_name'] = volume['display_name']
v['display_description'] = volume['display_description']
return v
def _delete_volume_after_migrate(self,data_volume_info_dict):
for volume_id in data_volume_info_dict.keys():
volume = self.volume_api.get(self.context, volume_id)
query_volume_status=1800
if volume:
volume_status=volume.get('status')
if volume_status=='error' \
or volume_status=='deleting' \
or volume_status=='error_deleting':
return
while volume_status != 'available':
time.sleep(1)
volume = self.volume_api.get(self.context, volume_id)
if volume:
volume_status=volume.get('status')
query_volume_status = query_volume_status-1
if query_volume_status==0 and volume_status !='available':
return
self.volume_api.delete(self.context, volume_id)
def _delete_volume_after_migrate(self,volume_ids):
for volume_id in volume_ids:
volume = self.volume_api.get(self.context, volume_id)
query_volume_status=1800
if volume:
volume_status=volume.get('status')
if volume_status=='error' \
or volume_status=='deleting' \
or volume_status=='error_deleting':
return
while volume_status != 'available':
time.sleep(1)
volume = self.volume_api.get(self.context, volume_id)
if volume:
volume_status=volume.get('status')
query_volume_status = query_volume_status-1
if query_volume_status==0 and volume_status !='available':
return
self.volume_api.delete(self.context, volume_id)
def create(self, req, body):
"""Creates a new volume."""
context = req.environ['nova.context']
if not body:
raise exc.HTTPUnprocessableEntity()
volume = body['volume']
size = volume['size']
LOG.audit(_("Create volume of %s GB"), size, context=context)
kwargs = {}
req_volume_type = volume.get('volume_type', None)
if req_volume_type:
try:
kwargs['volume_type'] = volume_types.get_volume_type_by_name(
context, req_volume_type)
except exception.NotFound:
raise exc.HTTPNotFound()
kwargs['metadata'] = volume.get('metadata', None)
snapshot_id = volume.get('snapshot_id')
if snapshot_id is not None:
snapshot = self.volume_api.get_snapshot(context, snapshot_id)
else:
snapshot = None
new_volume = self.volume_api.create(context,
size,
snapshot,
volume.get('display_name'),
volume.get('display_description'),
**kwargs)
# Work around problem that instance is lazy-loaded...
new_volume = self.volume_api.get(context, new_volume['id'])
retval = _translate_volume_detail_view(context, new_volume)
return {'volume': retval}
def _mount_data_volume(self,instance,source_target_vol_mapping,data_volume_info_dict):
if source_target_vol_mapping:
for source_vol_id in source_target_vol_mapping.keys():
target_volume= source_target_vol_mapping.get(source_vol_id)
device_name =data_volume_info_dict.get(source_vol_id)['mount_point']
self.compute_api.attach_volume(self.context,instance,target_volume['id'],device=device_name)
for target_volume in source_target_vol_mapping.values():
query_volume_status_count=1800
volume_id = target_volume['id']
volume = self.volume_api.get(self.context, volume_id)
while volume.get('status') != 'in-use':
time.sleep(2)
volume = self.volume_api.get(self.context, volume_id)
if volume.get('status') == 'error':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_volume_status_count = query_volume_status_count-1
if query_volume_status_count==0 and volume.get('status') != 'in-use':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
def create(self, req, body):
"""Creates a new volume."""
context = req.environ['nova.context']
if not body:
raise exc.HTTPUnprocessableEntity()
volume = body['volume']
def as_int(s):
try:
return int(s)
except ValueError:
return s
# NOTE(eglynn): we're tolerant of non-int sizes here, as type
# integrity is enforced later in the creation codepath
size = as_int(volume['size'])
LOG.audit(_("Create volume of %s GB"), size, context=context)
kwargs = {}
req_volume_type = volume.get('volume_type', None)
if req_volume_type:
try:
kwargs['volume_type'] = volume_types.get_volume_type_by_name(
context, req_volume_type)
except exception.NotFound:
raise exc.HTTPNotFound()
kwargs['metadata'] = volume.get('metadata', None)
snapshot_id = volume.get('snapshot_id')
if snapshot_id is not None:
kwargs['snapshot'] = self.volume_api.get_snapshot(context,
snapshot_id)
else:
kwargs['snapshot'] = None
kwargs['availability_zone'] = volume.get('availability_zone', None)
new_volume = self.volume_api.create(context,
size,
volume.get('display_name'),
volume.get('display_description'),
**kwargs)
# TODO(vish): Instance should be None at db layer instead of
# trying to lazy load, but for now we turn it into
# a dict to avoid an error.
retval = _translate_volume_detail_view(context, dict(new_volume))
result = {'volume': retval}
location = '%s/%s' % (req.url, new_volume['id'])
return wsgi.ResponseObject(result, headers=dict(location=location))
def create(self, req, body):
"""Creates a new volume."""
context = req.environ['nova.context']
if not body:
raise exc.HTTPUnprocessableEntity()
volume = body['volume']
def as_int(s):
try:
return int(s)
except ValueError:
return s
# NOTE(eglynn): we're tolerant of non-int sizes here, as type
# integrity is enforced later in the creation codepath
size = as_int(volume['size'])
LOG.audit(_("Create volume of %s GB"), size, context=context)
kwargs = {}
req_volume_type = volume.get('volume_type', None)
if req_volume_type:
try:
kwargs['volume_type'] = volume_types.get_volume_type_by_name(
context, req_volume_type)
except exception.NotFound:
raise exc.HTTPNotFound()
kwargs['metadata'] = volume.get('metadata', None)
snapshot_id = volume.get('snapshot_id')
if snapshot_id is not None:
kwargs['snapshot'] = self.volume_api.get_snapshot(
context, snapshot_id)
else:
kwargs['snapshot'] = None
kwargs['availability_zone'] = volume.get('availability_zone', None)
new_volume = self.volume_api.create(context, size,
volume.get('display_name'),
volume.get('display_description'),
**kwargs)
# TODO(vish): Instance should be None at db layer instead of
# trying to lazy load, but for now we turn it into
# a dict to avoid an error.
retval = _translate_volume_detail_view(context, dict(new_volume))
result = {'volume': retval}
location = '%s/%s' % (req.url, new_volume['id'])
return wsgi.ResponseObject(result, headers=dict(location=location))
def create(self, req, body):
"""Creates a new volume."""
if not self.is_valid_body(body, 'volume'):
raise exc.HTTPUnprocessableEntity()
context = req.environ['nova.context']
volume = body['volume']
kwargs = {}
req_volume_type = volume.get('volume_type', None)
if req_volume_type:
try:
kwargs['volume_type'] = volume_types.get_volume_type_by_name(
context, req_volume_type)
except exception.NotFound:
raise exc.HTTPNotFound()
kwargs['metadata'] = volume.get('metadata', None)
snapshot_id = volume.get('snapshot_id')
if snapshot_id is not None:
kwargs['snapshot'] = self.volume_api.get_snapshot(context,
snapshot_id)
else:
kwargs['snapshot'] = None
size = volume.get('size', None)
if size is None and kwargs['snapshot'] is not None:
size = kwargs['snapshot']['volume_size']
LOG.audit(_("Create volume of %s GB"), size, context=context)
kwargs['availability_zone'] = volume.get('availability_zone', None)
new_volume = self.volume_api.create(context,
size,
volume.get('display_name'),
volume.get('display_description'),
**kwargs)
# TODO(vish): Instance should be None at db layer instead of
# trying to lazy load, but for now we turn it into
# a dict to avoid an error.
retval = _translate_volume_detail_view(context, dict(new_volume))
result = {'volume': retval}
location = '%s/%s' % (req.url, new_volume['id'])
return wsgi.ResponseObject(result, headers=dict(location=location))
def create(self, req, body):
"""Creates a new volume."""
context = req.environ['nova.context']
if not body:
raise exc.HTTPUnprocessableEntity()
volume = body['volume']
size = volume['size']
LOG.audit(_("Create volume of %s GB"), size, context=context)
kwargs = {}
req_volume_type = volume.get('volume_type', None)
if req_volume_type:
try:
kwargs['volume_type'] = volume_types.get_volume_type_by_name(
context, req_volume_type)
except exception.NotFound:
raise exc.HTTPNotFound()
kwargs['metadata'] = volume.get('metadata', None)
snapshot_id = volume.get('snapshot_id')
if snapshot_id is not None:
kwargs['snapshot'] = self.volume_api.get_snapshot(context,
snapshot_id)
else:
kwargs['snapshot'] = None
kwargs['availability_zone'] = volume.get('availability_zone', None)
new_volume = self.volume_api.create(context,
size,
volume.get('display_name'),
volume.get('display_description'),
**kwargs)
# TODO(vish): Instance should be None at db layer instead of
# trying to lazy load, but for now we turn it into
# a dict to avoid an error.
retval = _translate_volume_detail_view(context, dict(new_volume))
return {'volume': retval}
def run(self):
LOG.error('begin time of migrate is %s' %(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())))
bdms = objects.BlockDeviceMappingList.get_by_instance_uuid(
self.context, self.instance['uuid'])
is_boot_from_image = False
volume_dict_for_image_id ={}
#add system_volume
system_volume=None
data_volume_info_dict={}
block_device_mapping = None
volume_ids = []
system_volume_image_id = None
#step1 get the source instance info
instance = common.get_instance(self.compute_api, self.context, self.instance.uuid, want_objects=True)
#get the interface-port info
search_opts = {'device_id': instance['uuid']}
try:
data = self.network_api.list_ports(self.context, **search_opts)
except exception.NotFound as e:
raise exc.HTTPNotFound(explanation=e.format_message())
except NotImplementedError:
msg = _("Network driver does not support this function.")
raise webob.exc.HTTPNotImplemented(explanation=msg)
ports = data.get('ports', [])
access_ip_v4 = instance.access_ip_v4
access_ip_v6 = instance.access_ip_v6
min_count = 1
max_count = 1
name=instance.display_name
key_name = None
metadata = instance.metadata
injected_files = []
security_group=instance.security_groups
user_data=instance.user_data
flavor_id = instance.system_metadata['instance_type_flavorid']
scheduler_hints = {}
#check_server_group_quota = \
# self.ext_mgr.is_loaded('os-server-group-quotas')
check_server_group_quota=True
requested_networks = []
nw_info = compute_utils.get_nw_info_for_instance(instance)
for vif in nw_info:
net_uuid = vif['network']['id']
net_ip = vif['network']['subnets'][0]['ips'][0]['address']
requested_networks.append({'fixed_ip':net_ip, 'uuid':net_uuid})
requested_networks = self._get_requested_networks(requested_networks)
for port in ports:
LOG.debug('begin detach the port %s of instance %s' %(port['id'],instance.uuid))
self.compute_api.detach_interface(self.context,instance, port_id=port['id'])
time.sleep(2)
LOG.debug('end detach the port %s of instance %s' %(port['id'],instance.uuid))
for bdm in bdms:
if bdm.image_id is not None and bdm.boot_index == 0 and bdm.destination_type =='local':
is_boot_from_image =True
system_volume_image_id = bdm.image_id
if bdm.volume_id is not None:
if bdm.boot_index == 0:
volume = self.volume_api.get(self.context, bdm.volume_id)
system_volume = volume
volume_image_metadata = volume.get('volume_metadata')
system_volume_image_id = volume_image_metadata['image_id']
else:
volume_info={'boot_index':bdm.boot_index,'mount_point':bdm.device_name}
data_volume_info_dict[bdm.volume_id]=volume_info
#step2 stop the instance
LOG.error('begin time of stop instance is %s' %(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())))
self._stop_instance(instance)
LOG.error('end time of stop instance is %s' %(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())))
#get the image of target vm
boot_image_uuid = None
if is_boot_from_image:
if self.migrate_system_volume is False:
boot_image_uuid = system_volume_image_id
else:
tmp_image_name = "%s@%s" % (uuid.uuid1(), self.instance.uuid)
instance = common.get_instance(self.compute_api, self.context, self.instance.uuid, want_objects=True)
image_meta = self.compute_api.snapshot(self.context, instance, name=tmp_image_name, extra_properties=None)
query_image_status_count=1800
filters = {'name':tmp_image_name}
imagelist = self.image_api.get_all(self.context,filters=filters)
image = imagelist[0]
while image['status'] != 'active':
time.sleep(1)
imagelist = self.image_api.get_all(self.context,filters=filters)
image = imagelist[0]
#image_uuid = image['id']
#image = self.image_api.get(self.context,image_uuid )
if image['status'] =='error':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_image_status_count = query_image_status_count-1
if query_image_status_count == 0 and image['status'] != 'active':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
boot_image_uuid =image['id']
else:
if self.migrate_system_volume is False:
boot_image_uuid = system_volume_image_id
else :
response = self.volume_api.upload_to_image(self.context,
system_volume['id'],
True,
system_volume['id'],
'bare',
'qcow2')
image_id_of_volume = response[1]['os-volume_upload_image']['image_id']
image = self.image_api.get(self.context,image_id_of_volume)
query_image_status_count=1800
LOG.info('query the image %s status of the voluem %s' %(image_id_of_volume,system_volume['id']))
while image['status'] != 'active':
time.sleep(2)
image = self.image_api.get(self.context,image_id_of_volume)
if image['status'] == 'error':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_cascaded_image_status_count = query_image_status_count-1
if query_cascaded_image_status_count == 0 and image['status'] != 'active':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
boot_image_uuid = image_id_of_volume
_get_inst_type = flavors.get_flavor_by_flavor_id
inst_type = _get_inst_type(flavor_id, ctxt=self.context,
read_deleted="no")
instances=self._create_instance(inst_type,boot_image_uuid, display_name=name,
display_description=name,key_name=key_name,metadata=metadata,
access_ip_v4=access_ip_v4,access_ip_v6=access_ip_v6,injected_files=injected_files,
admin_password=None, min_count=min_count,max_count=max_count, requested_networks=requested_networks,
security_group=security_group, user_data=user_data,availability_zone=self.availability_zone,
config_drive=None, block_device_mapping=block_device_mapping, auto_disk_config=None,
scheduler_hints=scheduler_hints, legacy_bdm=True,check_server_group_quota=check_server_group_quota)
volume_dict_for_image_id = self._upload_data_volume_to_image(data_volume_info_dict)
source_target_vol_mapping = self._create_target_volume(volume_dict_for_image_id)
#update the instance metadata the metadata use for vcloud delete vm
self.compute_api.update_instance_metadata(self.context,instance,{'quick_delete_once': 'True'},delete=False)
#step7 delete the vm
LOG.error('begin time of delete instance is %s' %(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())))
self.compute_api.delete(self.context,instance)
LOG.error('end time of delete instance is %s' %(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())))
#mount volume and reboot
instance_new =None
if instances is not None and len(instances) == 1:
instance_new = instances[0]
query_new_vm_status_count=1200
while instance_new.vm_state != 'active':
time.sleep(2)
instance_new = common.get_instance(self.compute_api, self.context, instance_new.uuid,
want_objects=True)
if instance_new.vm_state == 'error' :
LOG.error("bulid instance failed")
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_new_vm_status_count =query_new_vm_status_count-1
if query_new_vm_status_count ==0 and instance_new.vm_state != 'active':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
self._mount_data_volume(instance_new, source_target_vol_mapping, data_volume_info_dict)
self.compute_api.reboot(self.context, instance_new, 'SOFT')
#step 9 delete the image
LOG.debug('begin clear the image and volume')
self._delete_tmp_image(boot_image_uuid, volume_dict_for_image_id)
#step 10 delete the volume
self._delete_volume_after_migrate(data_volume_info_dict)
time.sleep(2)
instance_new = common.get_instance(self.compute_api, self.context, instance_new.uuid,
want_objects=True)
while instance_new.vm_state != 'active':
time.sleep(2)
instance_new = common.get_instance(self.compute_api, self.context, instance_new.uuid,
want_objects=True)
if instance_new.vm_state == 'error' :
LOG.error("bulid instance failed")
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_new_vm_status_count =query_new_vm_status_count-1
if query_new_vm_status_count ==0 and instance_new.vm_state != 'active':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
LOG.error('end time of migrate is %s' %(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())))
def run(self):
bdms = objects.BlockDeviceMappingList.get_by_instance_uuid(
self.context, self.instance['uuid'])
is_boot_from_image = False
#save the volume
volume_dict_for_boot_index = {}
volume_dict_for_image_id ={}
volume_dict_for_mountpoint ={}
block_device_mapping = None
volume_ids = []
system_volume_image_id = None
#step1 get the source instance info
instance = common.get_instance(self.compute_api, self.context, self.instance.uuid, want_objects=True)
for bdm in bdms:
if bdm.image_id is not None and bdm.boot_index == 0 and bdm.destination_type =='local':
is_boot_from_image =True
system_volume_image_id = bdm.image_id
if bdm.volume_id is not None:
if bdm.boot_index == 0:
volume = self.volume_api.get(self.context, bdm.volume_id)
volume_image_metadata = volume.get('volume_metadata')
system_volume_image_id = volume_image_metadata['image_id']
volume_dict_for_boot_index[bdm.volume_id]=bdm.boot_index
volume_ids.append(bdm.volume_id)
volume_dict_for_mountpoint[bdm.volume_id] =bdm.device_name
#step2 stop the instance
self._stop_instance(instance)
#step3 create image of vm and volume
boot_image_uuid = None
if is_boot_from_image:
if self.migrate_system_volume is False:
boot_image_uuid = system_volume_image_id
else:
tmp_image_name = "%s@%s" % (uuid.uuid1(), self.instance.uuid)
instance = common.get_instance(self.compute_api, self.context, self.instance.uuid, want_objects=True)
image_meta = self.compute_api.snapshot(self.context, instance, name=tmp_image_name, extra_properties=None)
query_image_status_count=1800
filters = {'name':tmp_image_name}
imagelist = self.image_api.get_all(self.context,filters=filters)
image = imagelist[0]
while image['status'] != 'active':
time.sleep(1)
imagelist = self.image_api.get_all(self.context,filters=filters)
image = imagelist[0]
#image_uuid = image['id']
#image = self.image_api.get(self.context,image_uuid )
if image['status'] =='error':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_image_status_count = query_image_status_count-1
if query_image_status_count == 0 and image['status'] != 'active':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
boot_image_uuid =image['id']
#data_volume upload to glance
#import pdb
#pdb.set_trace()
volume_dict_for_image_id= self._upload_volume_to_image(volume_ids,
volume_dict_for_boot_index)
else :
instance.task_state = task_states.IMAGE_SNAPSHOT
instance.save()
if self.migrate_system_volume is False:
boot_image_uuid = system_volume_image_id
volume_dict_for_image_id = self._upload_volume_to_image(volume_ids,
volume_dict_for_boot_index)
try:
#step4 create the target volume
source_target_vol_mapping = self._create_target_volume(volume_dict_for_image_id)
#step5 check the volume status
self._check_volume_status(source_target_vol_mapping)
except exc.HTTPBadRequest as e:
#exception occurred,reset the instance task_state
LOG.error('error occur when create target volume')
instance.task_state = None
instance.save()
raise e
#reset the instance task_state
instance.task_state = None
instance.save()
#step6 prepare the params of create vm
block_device_mapping=self._create_bdm(source_target_vol_mapping, volume_dict_for_boot_index, volume_dict_for_mountpoint)
access_ip_v4 = instance.access_ip_v4
if access_ip_v4 is not None:
self._validate_access_ipv4(access_ip_v4)
access_ip_v6 = instance.access_ip_v6
if access_ip_v6 is not None:
self._validate_access_ipv6(access_ip_v6)
#networks = common.get_networks_for_instance(context, instance)
min_count = 1
max_count = 1
name=instance.display_name
key_name = None
metadata = instance.metadata
injected_files = []
security_group=instance.security_groups
user_data=instance.user_data
flavor_id = instance.system_metadata['instance_type_flavorid']
scheduler_hints = {}
#check_server_group_quota = \
# self.ext_mgr.is_loaded('os-server-group-quotas')
check_server_group_quota=True
requested_networks = []
nw_info = compute_utils.get_nw_info_for_instance(instance)
for vif in nw_info:
net_uuid = vif['network']['id']
net_ip = vif['network']['subnets'][0]['ips'][0]['address']
requested_networks.append({'fixed_ip':net_ip, 'uuid':net_uuid})
requested_networks = self._get_requested_networks(requested_networks)
#update the instance metadata the metadata use for vcloud delete vm
self.compute_api.update_instance_metadata(self.context,instance,{'quick_delete_once': 'True'},delete=False)
#TODO detach port delete
#step7 delete the vm
self.compute_api.delete(self.context,instance)
#import pdb
#pdb.set_trace()
#step8 create vm
while True:
time.sleep(3)
try:
_get_inst_type = flavors.get_flavor_by_flavor_id
inst_type = _get_inst_type(flavor_id, ctxt=self.context,
read_deleted="no")
(instances, resv_id) = self.compute_api.create(self.context,
inst_type,
boot_image_uuid,
display_name=name,
display_description=name,
key_name=key_name,
metadata=metadata,
access_ip_v4=access_ip_v4,
access_ip_v6=access_ip_v6,
injected_files=injected_files,
admin_password=None,
min_count=min_count,
max_count=max_count,
requested_networks=requested_networks,
security_group=security_group,
user_data=user_data,
availability_zone=self.availability_zone,
config_drive=None,
block_device_mapping=block_device_mapping,
auto_disk_config=None,
scheduler_hints=scheduler_hints,
legacy_bdm=True,
check_server_group_quota=check_server_group_quota)
except (exception.PortInUse,
exception.NoUniqueMatch) as error:
readable = traceback.format_exc()
LOG.exception('migrate exception10:%s', readable)
continue
raise exc.HTTPConflict(explanation=error.format_message())
except exception.FixedIpAlreadyInUse as error:
readable = traceback.format_exc()
LOG.exception('migrate exception11:%s', readable)
continue
raise exc.HTTPBadRequest(explanation=error.format_message())
break
if instances is not None and len(instances) == 1:
instance_new = instances[0]
query_new_vm_status_count=1200
while instance_new.vm_state != 'active':
time.sleep(2)
instance_new = common.get_instance(self.compute_api, self.context, instance_new.uuid,
want_objects=True)
if instance_new.vm_state == 'error' :
LOG.error("bulid instance failed")
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
query_new_vm_status_count =query_new_vm_status_count-1
if query_new_vm_status_count ==0 and instance_new.vm_state != 'active':
msg = _("migrate vm failed.")
raise exc.HTTPBadRequest(explanation=msg)
#step 9 delete the image
LOG.debug('begin clear the image and volume')
self._delete_tmp_image(boot_image_uuid, volume_dict_for_image_id)
#step 10 delete the volume
self._delete_volume_after_migrate(volume_ids)
def create(self, req, body):
"""Creates a new volume."""
if not self.is_valid_body(body, 'volume'):
msg = _("Invalid request body. 'volume' not found")
raise exc.HTTPUnprocessableEntity(explanation=msg)
context = req.environ['nova.context']
volume = body['volume']
kwargs = {}
req_volume_type = volume.get('volume_type', None)
if req_volume_type:
try:
kwargs['volume_type'] = volume_types.get_volume_type_by_name(
context, req_volume_type)
except exception.NotFound:
raise exc.HTTPNotFound()
kwargs['metadata'] = volume.get('metadata', None)
snapshot_id = volume.get('snapshot_id')
if snapshot_id is not None:
kwargs['snapshot'] = self.volume_api.get_snapshot(context,
snapshot_id)
else:
kwargs['snapshot'] = None
size = volume.get('size', None)
if size is None and kwargs['snapshot'] is not None:
size = kwargs['snapshot']['volume_size']
if size is None:
msg = _("Invalid request body. 'size' not found")
raise exc.HTTPUnprocessableEntity(explanation=msg)
LOG.audit(_("Create volume of %s GB"), size, context=context)
image_href = None
image_uuid = None
if self.ext_mgr.is_loaded('os-image-create'):
image_href = volume.get('imageRef')
if snapshot_id and image_href:
msg = _("Snapshot and image cannot be specified together.")
raise exc.HTTPBadRequest(explanation=msg)
if image_href:
image_uuid = self._image_uuid_from_href(image_href)
kwargs['image_id'] = image_uuid
kwargs['availability_zone'] = volume.get('availability_zone', None)
new_volume = self.volume_api.create(context,
size,
volume.get('display_name'),
volume.get('display_description'),
**kwargs)
# TODO(vish): Instance should be None at db layer instead of
# trying to lazy load, but for now we turn it into
# a dict to avoid an error.
retval = _translate_volume_detail_view(context, dict(new_volume),
image_uuid)
result = {'volume': retval}
location = '%s/%s' % (req.url, new_volume['id'])
return wsgi.ResponseObject(result, headers=dict(location=location))
def create(self, req, body):
"""Creates a new volume."""
if not self.is_valid_body(body, 'volume'):
raise exc.HTTPUnprocessableEntity()
context = req.environ['nova.context']
volume = body['volume']
kwargs = {}
req_volume_type = volume.get('volume_type', None)
if req_volume_type:
try:
kwargs['volume_type'] = volume_types.get_volume_type_by_name(
context, req_volume_type)
except exception.NotFound:
raise exc.HTTPNotFound()
kwargs['metadata'] = volume.get('metadata', None)
snapshot_id = volume.get('snapshot_id')
if snapshot_id is not None:
kwargs['snapshot'] = self.volume_api.get_snapshot(
context, snapshot_id)
else:
kwargs['snapshot'] = None
size = volume.get('size', None)
if size is None and kwargs['snapshot'] is not None:
size = kwargs['snapshot']['volume_size']
LOG.audit(_("Create volume of %s GB"), size, context=context)
image_href = None
image_uuid = None
if self.ext_mgr.is_loaded('os-image-create'):
image_href = volume.get('imageRef')
if snapshot_id and image_href:
msg = _("Snapshot and image cannot be specified together.")
raise exc.HTTPBadRequest(explanation=msg)
if image_href:
image_uuid = self._image_uuid_from_href(image_href)
kwargs['image_id'] = image_uuid
kwargs['availability_zone'] = volume.get('availability_zone', None)
new_volume = self.volume_api.create(context, size,
volume.get('display_name'),
volume.get('display_description'),
**kwargs)
# TODO(vish): Instance should be None at db layer instead of
# trying to lazy load, but for now we turn it into
# a dict to avoid an error.
retval = _translate_volume_detail_view(context, dict(new_volume),
image_uuid)
result = {'volume': retval}
location = '%s/%s' % (req.url, new_volume['id'])
return wsgi.ResponseObject(result, headers=dict(location=location))